Remove dead (and build-breaking) code

Refs: gh-212 Signed-off-by: Matthias Kretz <kretz@kde.org>
VcDevel · Oct 11, 2018 · 23f7784 · 23f7784
1 parent 8689aca
commit 23f7784
Showing 1 changed file with 0 additions and 57 deletions.
diff --git a/Vc/sse/intrinsics.h b/Vc/sse/intrinsics.h
@@ -602,63 +602,6 @@ namespace Vc_VERSIONED_NAMESPACE
 {
 namespace SseIntrinsics
 {
-    static Vc_INTRINSIC Vc_CONST float extract_float_imm(const __m128 v, const size_t i) {
-        float f;
-        switch (i) {
-        case 0:
-            f = _mm_cvtss_f32(v);
-            break;
-#if defined Vc_IMPL_SSE4_1 && !defined Vc_MSVC
-        default:
-#ifdef Vc_GCC
-            f = __builtin_ia32_vec_ext_v4sf(static_cast<__v4sf>(v), (i));
-#else
-            // MSVC fails to compile this because it can't optimize i to an immediate
-            _MM_EXTRACT_FLOAT(f, v, i);
-#endif
-            break;
-#else
-        case 1:
-            f = _mm_cvtss_f32(_mm_castsi128_ps(_mm_srli_si128(_mm_castps_si128(v), 4)));
-            break;
-        case 2:
-            f = _mm_cvtss_f32(_mm_movehl_ps(v, v));
-            break;
-        case 3:
-            f = _mm_cvtss_f32(_mm_castsi128_ps(_mm_srli_si128(_mm_castps_si128(v), 12)));
-            break;
-#endif
-        }
-        return f;
-    }
-    static Vc_INTRINSIC Vc_CONST double extract_double_imm(const __m128d v, const size_t i) {
-        if (i == 0) {
-            return _mm_cvtsd_f64(v);
-        }
-        return _mm_cvtsd_f64(_mm_castps_pd(_mm_movehl_ps(_mm_castpd_ps(v), _mm_castpd_ps(v))));
-    }
-    static Vc_INTRINSIC Vc_CONST float extract_float(const __m128 v, const size_t i) {
-#ifdef Vc_GCC
-        if (__builtin_constant_p(i)) {
-            return extract_float_imm(v, i);
-//X         if (index <= 1) {
-//X             unsigned long long tmp = _mm_cvtsi128_si64(_mm_castps_si128(v));
-//X             if (index == 0) tmp &= 0xFFFFFFFFull;
-//X             if (index == 1) tmp >>= 32;
-//X             return Common::AliasingEntryHelper<EntryType>(tmp);
-//X         }
-        } else {
-            typedef float float4[4] Vc_MAY_ALIAS;
-            const float4 &data = reinterpret_cast<const float4 &>(v);
-            return data[i];
-        }
-#else
-        union { __m128 v; float m[4]; } u;
-        u.v = v;
-        return u.m[i];
-#endif
-    }
-
     static Vc_INTRINSIC Vc_PURE __m128  _mm_stream_load(const float *mem) {
 #ifdef Vc_IMPL_SSE4_1
         return _mm_castsi128_ps(_mm_stream_load_si128(reinterpret_cast<__m128i *>(const_cast<float *>(mem))));